24-Sep-2022 20:40:27

jacobi_test():
  MATLAB/Octave version 4.2.2
  Test jacobi().

jacobi_test01():
  jacobi1() uses Jacobi iteration to solve a linear system.

jacobi_test02:
  jacobi3() uses Jacobi iteration to solve a linear system.
x_exact =

   1
   2
   3


  it    (x1,x2,x3)                      |dx|        |r|       |e|

 0  (  0.0000,   0.0000,   0.0000)           0           4         3.7
 1  (  0.0000,   0.0000,   2.0000)           2           2         2.4
 2  (  0.0000,   1.0000,   2.0000)           1         1.4         1.7
 3  (  0.5000,   1.0000,   2.5000)        0.71           1         1.2
 4  (  0.5000,   1.5000,   2.5000)         0.5        0.71        0.87
 5  (  0.7500,   1.5000,   2.7500)        0.35         0.5        0.61
 6  (  0.7500,   1.7500,   2.7500)        0.25        0.35        0.43
 7  (  0.8750,   1.7500,   2.8750)        0.18        0.25        0.31
 8  (  0.8750,   1.8750,   2.8750)        0.12        0.18        0.22
 9  (  0.9375,   1.8750,   2.9375)       0.088        0.12        0.15
10  (  0.9375,   1.9375,   2.9375)       0.062       0.088        0.11

jacobi_test()
  Normal end of execution.

24-Sep-2022 20:40:45